Answers
Answer:
When food enters the digestive system through the mouth ... Food is then broken into smaller pieces just by a person chewing. The teeth then cut and also crush the food, While the food is mixed with saliva. The process of this basically helps to makes it soft and a lot more easier for a person to swallow food.
I hope this helps you :)
Related Questions
Select the two substances that are reactants in the chemical process that releases 36 to 38 ATP in cells.
Potassium
Oxygen
Water
Sodium
Carbon dioxide
Glucose
Answers
Answer: oxygen and glucose
Explanation: took the test
What is the phenotype?
One of two identical "sister" parts of copied chromosomes
One member of a pair of genes that occupy a specific position on a specific chromosome
The genetic makeup of an organism
The observable physical or biochemical traits of an organism
Answers
Answer:
The observable physical or biochemical traits of an organism
Explanation:
I took the test and got it right
The phenotype is the observable physical or biochemical traits of an organism.
What is phenotype?It refers to observable physical properties of the an organism.
What is biochemical traits?It describes species physiology, morphology, life history and behaviorIt capture both inter-specific interaction and connection between species and their environment.Example: height , skin color , hair color and eye color of humanlearn about phenotype,
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Which example listed below is not a population?
A. all the plant life in a meadow
B. all the red maple trees in a forest
C. all the Saguaro cacti in a desert
D. all the sunshine in a lake
Answers
Answer:
D. all the sunshine in a lake
A student hypothesized that EC growth might be affected by the DNA from circulating erythrocytes. Is this student’s hypothesis reasonable?
Answers
Answer: The options are not given, here are the options.
A) No the DNA in circulating erythrocytes ins needed to help transport O2 through the capillaries
B) No circulating erythrocytes contain DNA.
C) Yes DNA is responsible for cell division in most cells
D) Yes circulating erythrocytes carry DNA nutrients through the capillaries
The correct option is B.
No circulating erythrocytes contain DNA.
Explanation:
Erythrocytes or red blood cells is a biconcave disc that contain haemoglobin which help to carry oxygenated blood in the body.
Circulating erythrocytes do not contain dna because they lack nuclei and organelles, cannot synthesize any RNA, therefore cannot divide and have limited repair capabilities.
Because they cannot carryout protein synthesis, no virus can evolve and invade the red blood cells.
Compare mitosis and meiosis in the following two attributes:
- the number of copies of DNA and whether the copies are different
-what kinds of cells undergo these two processes
Thank you!
Answers
Mitosis may be defined as a type of cell division in which a parental cell is divided into two daughter cells that are genetically identical to them. These daughter cells are diploid in nature. Somatic cells of the body undergo this process of cell division.
What is Meiosis?Meiosis may be defined as a type of cell division in which a parental cell is divided into four daughter cells that are genetically unique to them. These daughter cells are haploid in nature. Germ cells (gamete cells) of the body undergo this process of cell division.
Therefore, the comparison of mitosis and meiosis in the following attributes is well described above.
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Match each eukaryotic organelle to its function.
1.
transforms energy into a usable form
2.
network of membranes that transports proteins throughout the cell
3.
the control center of the cell
4.
prepares and packages proteins for use
5.
breaks down and absorbs waste materials
a.
endoplasmic reticulum
b.
mitochondria
c.
lysosome
d.
nucleus
e.
Golgi body
Answers
Answer:
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BIDEN FOR THE WIN!!!
Trump te perdió Lil mierda PFT Biden ganó
(transelate)
abundance of chinook salmon in the orca population territory, displayed as an abundance index. a higher abundance index indicates a higher abundance of chinook salmon.which of the following statements is best supported by the data provided above?
Answers
Chinook salmon 40 inches or more used to be abundant, especially in the Columbia River or the Alaskan Kenai Peninsula and Copper River basins.
The productivity of Chinook salmon populations may be negatively impacted by the average body size losses, which are between 25% and 30% in overall weight and roughly 10% in length.Our Southern Resident orca population's sustainability depends on the availability of fish, particularly Chinook salmon. catching a fish in L84. Picture taken by Dave Ellifrit of CWR.Chinook salmon move to the ocean where they spend the majority of their lives feeding and growing after being born in freshwater rivers and streams. The lifestyle of each population in the ocean differs, primarily dependent on what stream they were born in and where they were born.
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6. Why should you repeat trials in an investigation?
Answers
Answer:
Repeating an experiment more than once helps determine if the data was a fluke, or represents the normal case. It helps guard against jumping to conclusions without enough evidence. The number of repeats depends on many factors, including the spread of the data and the availability of resources.
Which statement describes seismic waves?
O They carry energy.
O They move in one direction.
O They travel from the epicenter.
They only vibrate at Earth's surface.
Answers
Answer:
A. They carry energy
Explanation:
Answer:
A
Explanation:
A- They can carry energy
Describe the tissue stages of development. Include information on the embryonic germ layers and what they give rise to.
Answers
Answer:
Gastrulation takes place after cleavage and the formation of the blastula and the primitive streak. It is followed by organogenesis, when individual organs develop within the newly-formed germ layers. Each layer gives rise to specific tissues and organs in the developing embryo.Cells in each germ layer differentiate into tissues and embryonic organs. The ectoderm gives rise to the nervous system and the epidermis, among other tissues. The mesoderm gives rise to the muscle cells and connective tissue in the body. The endoderm gives rise to the gut and many internal organs.
ATP can be produced via two cellular respiration pathways. one that occurs in the presence of oxygen and one that occurs in its absence. Name and explain how these two mechanisms differ.
Answers
Aerobic and anaerobic respiration are the two different types of cellular respiration processes that are used to produce ATP.
ATP (adenosine triphosphate) is a molecule used by cells for energy storage and transfer. Two types of cellular respiration pathways are present for ATP production: aerobic respiration and anaerobic respiration. The primary difference between these two is the presence of oxygen.ATP production during aerobic respiration occurs in the presence of oxygen. This process occurs in three stages: glycolysis, the Krebs cycle, and oxidative phosphorylation. In the first stage, glucose is broken down into pyruvate, which is then moved to the mitochondria in the second stage, the Krebs cycle, where it is further processed. The last stage is oxidative phosphorylation, in which the electron transport chain and chemiosmosis use the energy generated to create ATP.Anaerobic respiration occurs in the absence of oxygen, and it is a less efficient method of ATP production. Anaerobic respiration begins with glycolysis, the same as aerobic respiration. Instead of moving to the Krebs cycle, pyruvate is transformed into lactate or ethanol. These pathways are not as effective at producing ATP, but they can supply ATP during periods of low oxygen. In summary, the main difference between these two pathways is the presence or absence of oxygen during the process.For more questions on adenosine triphosphate
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A farmer wanted to control wind erosion across a 1200 foot field. The wind blows predominately in that direction (i.e., across the 1200 foot field). She decided to plant a windbreak that would be 20 ft tall at maturity. How many windbreaks should she plant, assuming that the windbreaks are perpendicular to the predominate wind direction? Recall from the Lecture 7 slides that the downwind area protected by a tree is 20 times greater than the height of the tree.
Group of answer choices
6
15
10
3
Answers
Answer:
Explanation:
The downwind area protected by a tree is 20 times greater than the height of the tree. Therefore, a windbreak that is 20 ft tall at maturity would protect an area of 20 x 20 = 400 ft downwind.
To cover a 1200 ft field, the farmer would need to divide it into sections of 400 ft and plant a windbreak at the end of each section. This would require a total of 1200/400 = 3 windbreaks.
Therefore, the farmer should plant 3 windbreaks to control wind erosion across her 1200 foot field. The answer is option D.
Part A Decide whether each label describes a solution that is acidic, neutral, or basic, and then drag it into the appropriate bin. Reset Help a solution with a higher concentration a solution with equal concentrations ofa solution with a higher concentration of hydroxide ions (OH) than hydrogen hydroxide ions (OH) and hydrogen of thydrogen ions (H+) than hydroxide ions (OH) a solution with pH 7 ions (H ons (H) a solution with pH 12 a solution with pH 6lemon juiceliquid soap pure water noemal raimwater Acidic Neutral Basic
Answers
Acidic
lemon juice.
normal rainwater.
a solution with pH 6
a solution with higher concentration of hydrogen ions (H+) than hydroxide ions (OH).
Neutral
pure water
Basic
liquid soap
A solution with higher concentration of hydroxide ions (OH) than hydrogen ions (H+)
a solution with pH 12
a solution with pH 7
Note: Neutral solutions have an equal concentration of hydrogen ions (H+) and hydroxide ions (OH-).
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4. Synthesis of an mRNA molecule from a DNA template
a. Transcription
b. Translation
C.DNA Replication
d. RNA polymerase
Answers
The synthesis of an mRNA molecule from a DNA template is called transcription. Therefore, option A is correct.
It is a biological process in which genetic information encoded in DNA is converted into RNA molecules. It is a fundamental step in gene expression and is essential for protein synthesis.
During transcription, an enzyme called RNA polymerase binds to a specific region of DNA called the promoter, which signals the start of a gene. The RNA polymerase unwinds and separates the DNA strands, exposing the template strand. The template strand serves as a guide for synthesizing a complementary RNA molecule.
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If a box measures 5 cm high, 3 cm wide, and 10 cm long, what is its volume? A. 15 cm C. 150 cm B. 15 cm D.150 cm
Answers
Answer:
D.150cm³
Explanation:
Given dimension of the box:
Height = 5cm
Width = 3cm
Length = 10cm
Volume of the box which is similar to a cuboid is given as:
Volume of box = length x breadth x width
Now insert the parameters and solve;
Volume of box = 5cm x 3cm x 10cm = 150cm³
A fish tank that is 50 gallons can hold how many 2inch long fish? a 25 b 12 c 15 d 50
Answers
Answer:
A. 25
Explanation:
According to this question, a 2inch long fish is present in a tank of volume 50 gallon.
The number of fishes the tank can contain can be derived by dividing the volume of the tank (50gallon) by the length of the fish i.e.
50 gallon ÷ 2 inches
= 25
Therefore, the tank will contain 25 fishes of length 2inches
Which adaptation would make sense for a polar bear living in the Arctic if the temperature became colder?a) larger stomach to store more waterb) shorter legs to move more quicklyc) thicker fur to trap heatd) better eyesight to see more clearly
Answers
Adaptation
In this case, a polar bear needs an adaptation that allows it to retain more and more efficiently its body heat to avoid freezing at a lower temperature than it is used to, so thicker fur would be the best adaptation to this change in the environment.
Which type of replication error would be most likely to result in genetic variation among organisms?
A. an error in a gamete cell that is involved in producing offspring
B. an error in a new cell that is part of a developing organism
C. an error in a specialized cell that an organism depends on for survival
D. an error in a cell that is corrected before the cell divides
Answers
Answer: (A) An error in a gamete cell that is involved in producing offspring is most likely to result in genetic variation among organism
Explanation:
Replication Error is also known as DNA replication error. It refers to the mistakes to inaccuracies that occur during the process of DNA replication. This can have various consequences, depending on their location and impact on gene function.
Gamete cells are responsible for the transmission of genetic information from one generation to another. Error in the replication of DNA in sperm or egg can lead to a change in genetic code which can eventually result in genetic variation among organisms.
All the other options given in the question are not a result of replication errors.
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Answer:
A. an error in a gamete cell that is involved in producing offspring
Explanation:
test approved
drag each codon change to the correct box to indicate whether it represents a synonymous or nonsynonymous substitution.
Answers
A synonymous substitution is a change in the DNA sequence that does not result in a change in the amino acid sequence of the protein it codes for. This means that the protein will remain the same and there will be no effect on the organism. A nonsynonymous substitution is a change in the DNA sequence that does result in a change in the amino acid sequence of the protein it codes for. This can have an effect on the organism as the protein may no longer function correctly.
In the question, you are asked to drag each codon change to the correct box to indicate whether it represents a synonymous or nonsynonymous substitution. Without seeing the codon changes and the boxes, it is difficult to provide a specific answer. However, you can determine whether a codon change is synonymous or nonsynonymous by comparing the original and changed codon sequences and seeing if they code for the same or different amino acids. If they code for the same amino acid, it is a synonymous substitution. If they code for different amino acids, it is a nonsynonymous substitution.
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Help please, view attachment
Answers
Answer:
The answer is C. This model is showing Fusion, when two smaller particles combine and create one big particle, and there always has to be a release of a neutron
explain the importance of all 3 biomolecules in general and for making ATP.
Answers
The three biomolecules that are used for making ATP are Lipids (fats) , Carbohydrates and Proteins
The biomolecules also known as biological molecules serve a wide range of activities and they vary in shape and their size . It is also considered essential to life because they help organisms develop, survive, and propagate. The biomolecules interact with one another which play a role in the development of organisms .
There are four types of biological molecules which are carbohydrates which is used as an energy source , lipids which is used for storage and support , proteins is used for supporting essential vital functions and amino acids are the developing elements that make up proteins and nucleic acids for storing genetic information .
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The brain and spinal cord are part of the _______ nervous system. The electrical charges that act as nervous signals are called _______. Jellyfish do not have a brain. Instead their nervous system is called a _______. After nervous systems began to develop in bilaterally symmetric animals, some developed ventral, or front, nerve cords, while chordates developed _______ nerve cords. Skeletons that allow for movement by using muscles and squeezing liquid to change the body shape are called _______ skeletons. _______ do not grow with arthropods, and so occasionally must be shed and regrown from chitin. Muscles move endo- and exoskeletons by _______. _______ is the joining of two gametes called sperm and egg. A fish that lays her eggs in a cluster is initiating _______ fertilization. _______ are an adaptation by reptiles to allow for reproduction and embryo development on land. Describe three different strategies used by three different animals to thermoregulate. If you see a snake coiled up in a sunny patch of grass, what can you probably conclude about the type of thermoregulator it is. Why?
Answers
The brain and spinal cord are part of the central nervous system.
The electrical charges that act as nervous signals are called action potentials or nerve impulses.
Jellyfish do not have a brain. Instead, their nervous system is called a nerve net.
After nervous systems began to develop in bilaterally symmetric animals, some developed ventral nerve cords, while chordates developed dorsal nerve cords.
Skeletons that allow for movement by using muscles and squeezing liquid to change the body shape are called hydrostatic skeletons.
Exoskeletons do not grow with arthropods, and so occasionally must be shed and regrown from chitin.
Muscles move endo- and exoskeletons by contracting and relaxing.
Fertilization is the joining of two gametes called sperm and egg.
A fish that lays her eggs in a cluster is initiating cluster or mass fertilization.
Amniotic eggs are an adaptation by reptiles to allow for reproduction and embryo development on land.
Describe three different strategies used by three different animals to thermoregulate.
Elephants: Elephants thermoregulate by using their large ears as cooling devices. They flap their ears to increase surface area and enhance heat loss through evaporative cooling.Desert Lizards: Desert lizards employ behavioral thermoregulation by basking in the sun to absorb heat and warming their bodies. They also retreat to shade or burrows to avoid excessive heat when needed.Penguins: Penguins have a unique thermoregulation strategy. They huddle together in large groups to conserve body heat and shield themselves from the cold Antarctic winds, effectively reducing heat loss and maintaining body temperature.If you see a snake coiled up in a sunny patch of grass, what can you probably conclude about the type of thermoregulator it is. Why?
If you see a snake coiled up in a sunny patch of grass, you can probably conclude that the snake is an ectotherm. Ectotherms rely on external heat sources, such as the sun, to regulate their body temperature. By basking in the sun, the snake absorbs heat, which helps raise its body temperature to a suitable level for proper physiological functioning.
Answer:
1. central
2. action potential
3. nerve net
4. dorsal
5. hydrostatic
6. Exoskeletons
7. contraction/contracting
8. Fertilization
9. external fertilization
10. Eggs
11. Animals with fur thermoregulate by panting. Winged birds will flap against their mouths/heads to dissipate heat. Humans will produce sweat to evaporatively cool. Polar bears have developed blubber. Bears drop body temperatures during hibernation.
12. Seeing a snake using the warmth of the sun leads us to conclude that it is likely a thermo conformer that cannot produce its own body heat.
Gene expression is determined by several factors, including
O chemicals in the body
O senescence
O protein synthesis
O the brain
Answers
Gene expression is determined by several factors, including chemicals in the body, senescence and protein synthesis (options 1, 2 and 3).
What are gene expression patterns in the cells?Gene expression patterns in the cells refer to all genes that are being transcribed in a cell, which depends on different factors such as the presence of regulatory proteins (transcription factors), epigenetic marks, etc.
Therefore, with this data, we can see that the regulation of gene expression in the cells is variable and this process depends on the presence of diverse factors that work together to shape transcription.
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paragraph-how does pollution affect ecologist job.
Answers
Answer:
pollution affects ecologist job by giving him something to work with
Explanation:
whether it be restoration or simply studying an ecosystem, however don't confuse this with benefitting him because he is probably not happy about it.
How is an air mass classifieds
Temperature and location or
temperture and humidty or Density and humidity Or density and location. Please explain
Answers
An air mass is primarily classified based on its temperature and humidity characteristics. The classification of air masses takes into account both temperature and humidity, as these two factors greatly influence the properties and behavior of the air mass.
Temperature: The temperature of an air mass is a key factor in its classification. Air masses are categorized as either warm or cold, depending on their temperature relative to the surrounding air.
Humidity: Humidity, which refers to the amount of moisture present in the air, is another crucial factor in classifying air masses. Air masses can be classified as either dry (low humidity) or moist (high humidity), depending on the moisture content they contain.
Location: The location of an air mass is considered in its classification to provide a geographical reference. For example, if an air mass originates in the polar regions, it may be referred to as a polar air mass.
Density: While temperature and humidity are the primary factors in air mass classification, density is indirectly related to these factors. Cold air is denser than warm air, so a cold air mass tends to be denser and has a greater tendency to sink and displace warmer, less dense air.
In summary, air masses are primarily classified based on temperature and humidity. However, factors such as location and density are considered to provide additional information about the air mass and its behavior within the atmosphere.
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Y=2-x
Y=3x-1
Please help me with this qi
Answers
From the analysis of the 2 equations: X = 3/4 and Y = 5/4
Solving simultaneous equationsThe equations can be solved using subtracting one of the two equations from the other.
Let's label the two equations:
Y=3x-1 .................... equation 1
Y=2-X..................... equation 2
Equation 2 can be rearranged such that:
Y = -X+2
Subtracting equation 2 from 1:
Y=3x-1
Y = -X+2
0 = 4X -3
4X = 3
X = 3/4
Substitute X = 3/4 into any of equations 1 or 2 to determine Y.
Y = 3(3/4) - 1
= 9/4 - 1
= 5/4
Hence X = 3/4 and Y = 5/4
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the study of organizing and collecting
data to understand the world around us
A. biology
B. experiment
C. chemistry
D. science
Answers
Answer:
D
Explanation:
Because science can be use to investigate problems in fact which is use as experiment. Branch of science can use as
Biology , Chemistry , Physics and Math
The study of organizing and collecting data to understand the world around is Science.
Option (D) is correct.
Science involves the systematic collection and organization of data to gain insights into the natural world. It encompasses various disciplines, including biology (A) and chemistry (C). Through experiments (B) and observations, scientists analyze data to formulate hypotheses, test theories, and advance our understanding of the universe and its processes.
Science drives innovation, informs decisions, and addresses fundamental questions about the world, making it a vital tool for exploring and comprehending the complexities of our surroundings and beyond.
It promotes evidence-based knowledge and contributes to the progression of human knowledge and technology, enabling us to make informed discoveries and improvements in various aspects of life.
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Which of the following statements about meiosis is true?ОООA. Haploid gametes are produced.B. Genetic diversity is produced.C. Crossing over occurs.D. All of these statements are true
Answers
The correct answer is the letter D. All of these statements are true
Meiosis refers to the process of cell division that reduces the chromosome number by half and produces haploid gametes. The crossing over happens only in prophase 1 and because of this crossing over, it produces genetic d
Colonel Anderson. How are these examples pertinent to the Colonel's request? What do they suggest about the writer's life at that time and his feeling toward Colonel Anderson's request?
Answers
We've come to the decision to put your honesty to the test by requesting that you deliver us our pay for the period we worked. draws attention to the historical shift from freedom.
Why is Jourdon Anderson writing this letter?As Jourdon Andersen made clear in just this letter for his former master, securing their freedom required finding a way to sustain themselves so they could acquire land or otherwise profit from their own labor. He spoke to Major Anderson from Pennsylvania, where he had managed to acquire solid osmosis for both himself and his kids' education.
How is Colonel Anderson's honesty to be examined by Jourdan?We've come to the decision to put your honesty to the test by requesting that you deliver us our pay for the period we worked. I faithfully served you for six years and demanded.
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Which of the following substances is excreted by sweat glands in repense to the break down of proteins and the formation of ammonia?A) waterB) ureaC) lysozymesD) sebum
Answers
Answer:
The correct option is (b).
Explanation:
Due to high temperature and excessive motion, sweating is triggered. When Nitrogen based compounds breaks down, ammonia is produced. As ammonia is very much toxic for body, so its gets converted to urea. Urea is excreted by sweat glands. It also secretes sodium, water along with urea. Hence, the correct option is (B) "urea".
Urea is excreted by sweat glands in repense to the break down of proteins and the formation of ammonia.
Urea is one of the organic chemical components of urine that dissolves in alcohol and water and has the ability to crystallize.
Urea is produced when proteins are metabolized and elements that have nitrogen are degraded.The process that leads to the formation of this chemical compound is known as the urea cycle, animals that excrete amine nitrogen such as urea are classified as ureotelic.On the other hand, if the expulsion of amine nitrogen occurs as ammonia, the organisms are called ammonothelic.Therefore, we can conclude that urea is a substance that is formed in the body during the processing of proteins and nitrogen compounds in the liver.
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